📊 311tracker
402 Onderdonk Avenue, Queens is a residential building in Ridgewood, Queens, New York City. As of June 8, 2026, this building has 22 open HPD violations: 5 Class A, 17 Class B, and 0 Class C (immediately hazardous). In the last 12 months, 44 complaints have been filed against this building via NYC 311. The most common complaint type is HEAT/HOT WATER. The building's overall risk rating is HIGH RISK. Data source: NYC Open Data, updated daily. Last verified: June 8, 2026.

402 Onderdonk Avenue, Queens

📍 Ridgewood, Queens 🔨 Built 1930 🏢 6 units 🏷️ Class S5
Residential
HIGH RISK

Safety Rating: Hazardous violations — Hazardous violations present — investigate before signing.

311 Complaint Summary

0
Last 30 Days
2
Last 90 Days
44
Last 365 Days
⚠️ Complaints are up 900% compared to the previous 6 months.
Complaint Types (Last 12 Months)
HEAT/HOT WATER
14(33%)
UNSANITARY CONDITION
7(17%)
FLOORING/STAIRS
6(14%)
PLUMBING
5(12%)
WATER LEAK
4(10%)
PAINT/PLASTER
4(10%)
SAFETY
1(2%)
OUTSIDE BUILDING
1(2%)
📅 Monthly Activity Heatmap (Last 12 Months)
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun

HPD Housing Violations

5 Class A
17 Class B
0 Class C
Class A § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE ELECTRICAL OUTLET AT SOUTH WALL IN THE 5th ROOM FROM NORTH LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-22 ▼

Violation ID: #18661284

Current Status: Open

Date Issued: 2026-02-22T00:00:00.000

Description: § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE ELECTRICAL OUTLET AT SOUTH WALL IN THE 5th ROOM FROM NORTH LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class A § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT SOUTH WALL IN THE 5th ROOM FROM NORTH LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-22 ▼

Violation ID: #18661285

Current Status: Open

Date Issued: 2026-02-22T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT SOUTH WALL IN THE 5th ROOM FROM NORTH LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class A § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILES AT WEST WALL IN THE BATHROOM LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH
2026-01-11 ▼

Violation ID: #18565467

Current Status: Open

Date Issued: 2026-01-11T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILES AT WEST WALL IN THE BATHROOM LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class A § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD LANDING AT STAIRS AT PUBLIC HALL, 1st STORY
2026-01-10 ▼

Violation ID: #18561875

Current Status: Open

Date Issued: 2026-01-10T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD LANDING AT STAIRS AT PUBLIC HALL, 1st STORY

Class A § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR TILES IN THE 2nd ROOM FROM EAST AT SOUTH LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
2024-01-25 ▼

Violation ID: #16631138

Current Status: Open

Date Issued: 2024-01-25T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR TILES IN THE 2nd ROOM FROM EAST AT SOUTH LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST

Class B § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 3rd APARTMENT FROM SOUTH AT WEST
2026-02-22 ▼

Violation ID: #18661279

Current Status: Open

Date Issued: 2026-02-22T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 3rd APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND SOUTH WALL IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 3rd APARTMENT FROM SOUTH AT WEST
2026-02-22 ▼

Violation ID: #18661280

Current Status: Open

Date Issued: 2026-02-22T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND SOUTH WALL IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 3rd APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE BATHROOM LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-22 ▼

Violation ID: #18661281

Current Status: Open

Date Issued: 2026-02-22T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE BATHROOM LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE BATHROOM LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-22 ▼

Violation ID: #18661282

Current Status: Open

Date Issued: 2026-02-22T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE BATHROOM LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-22 ▼

Violation ID: #18661286

Current Status: Open

Date Issued: 2026-02-22T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-22 ▼

Violation ID: #18661287

Current Status: Open

Date Issued: 2026-02-22T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3RTOPF, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
2026-02-16 ▼

Violation ID: #18648429

Current Status: Open

Date Issued: 2026-02-16T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST

Class B § 27-2005 ADM CODE PROPERLY SECURE THE LOOSE INTERCOM PANNEL AT WEST WALL IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
2026-02-16 ▼

Violation ID: #18648430

Current Status: Open

Date Issued: 2026-02-16T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY SECURE THE LOOSE INTERCOM PANNEL AT WEST WALL IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST

Class B § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-16 ▼

Violation ID: #18648432

Current Status: Open

Date Issued: 2026-02-16T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-16 ▼

Violation ID: #18648433

Current Status: Open

Date Issued: 2026-02-16T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 2nd BATHROOM LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-16 ▼

Violation ID: #18648434

Current Status: Open

Date Issued: 2026-02-16T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 2nd BATHROOM LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-08 ▼

Violation ID: #18629355

Current Status: Open

Date Issued: 2026-02-08T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND WEST WALL IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-02-08 ▼

Violation ID: #18629356

Current Status: Open

Date Issued: 2026-02-08T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND WEST WALL IN THE 5th ROOM FROM NORTH LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10SQ FT AT CEILING IN THE 1st BATHROOM FROM NORTH AT WEST LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH ORIGINAL VIOLATION 17706053 ISSUED 19-FEB-25 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b).
2025-02-19 ▼

Violation ID: #18051256

Current Status: Open

Date Issued: 2025-02-19T00:00:00.000

Description: § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10SQ FT AT CEILING IN THE 1st BATHROOM FROM NORTH AT WEST LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH ORIGINAL VIOLATION 17706053 ISSUED 19-FEB-25 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b).

Class B § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE SAGGING WOOD FLOOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH
2024-03-24 ▼

Violation ID: #16768616

Current Status: Open

Date Issued: 2024-03-24T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE SAGGING WOOD FLOOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class B § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE SLOPING WOOD SUB FLOOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
2024-01-25 ▼

Violation ID: #16631127

Current Status: Open

Date Issued: 2024-01-25T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE SLOPING WOOD SUB FLOOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST

Class B § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE BELL AND RETURN SYSTEM AT WEST WALL IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
2024-01-25 ▼

Violation ID: #16631139

Current Status: Open

Date Issued: 2024-01-25T00:00:00.000

Description: § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE BELL AND RETURN SYSTEM AT WEST WALL IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST

⚠️ What does Class C mean?

Class C violations are classified as immediately hazardous by the HPD (e.g. lack of heat or hot water, active mold, severe rodent infestations, lead-based paint, or carbon monoxide detector issues). Landlords are legally required to resolve these immediately.

Violation History & Landlord Accountability

A Violation Severity
22 Open Violations
5 Class A
17 Class B
0 Class C

Few or no Class C violations on record.

Score: 91/100 · Based on current open violations. Higher Class C violations = lower score.

First violation on record: 2024-01-25 · Most recent: 2026-02-22

A Few/no Class C  ·  B Limited Class C  ·  C Multiple Class C  ·  D Significant  ·  F High hazard load

Neighborhood Comparison

How 402 Onderdonk Avenue, Queens compares to other tracked buildings in Ridgewood in the last 12 months.

0
Average building in Ridgewood
44
This building
1
NYC Average

Nearby Buildings

Top complained-about buildings in the same neighborhood (Ridgewood) in the last 12 months.

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Data Disclaimer: All compliance data on this page is synced directly from municipal reports published via NYC Open Data. Complaint counts and HPD housing violations are updated daily. Building characteristics (built year, unit count, and building class) are derived from the NYC Department of City Planning's PLUTO database.

Data last updated: June 8, 2026 · Source: NYC Open Data

⚠️ Notable Issues Found

This building has 44 complaints and active hazardous violations. We recommend reviewing the full history before making a decision.

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About This Data

Complaint data is sourced from the NYC 311 Service Requests dataset (NYC Open Data). Violation data is from the HPD Housing Maintenance Code Violations dataset. Building info is based on NYC PLUTO by NYC Department of City Planning.

All records are public-domain municipal data provided as-is. Updated daily. Last verified: June 8, 2026.